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Posted to issues@calcite.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2019/03/25 17:59:00 UTC
[jira] [Resolved] (CALCITE-2942) Materialized view rewriting logic
instantiates RelMetadataQuery each time the rule is triggered
[ https://issues.apache.org/jira/browse/CALCITE-2942?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jesus Camacho Rodriguez resolved CALCITE-2942.
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Resolution: Fixed
Fixed in [79f432457f843060a76177c4d80f3c5d72d8047d|https://github.com/apache/calcite/commit/79f432457f843060a76177c4d80f3c5d72d8047d].
> Materialized view rewriting logic instantiates RelMetadataQuery each time the rule is triggered
> -----------------------------------------------------------------------------------------------
>
> Key: CALCITE-2942
> URL: https://issues.apache.org/jira/browse/CALCITE-2942
> Project: Calcite
> Issue Type: Improvement
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> Performance penalty is similar to the one described in CALCITE-1812. An instance may be available in the cluster, hence we can use it; this is just an addendum to CALCITE-1812.
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